US2916808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a blade for turbomachines
Assignee: General Electric Co
•
Filing: 1955-03-28
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Granted: 1959-12-15
•
Expires: 1975-03-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Gordon B Wilkes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:50
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/78; F; F01; F01D; F01D5/00; F01D5/12; F01D5/14; F01D5/18; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/49336; Y10T29/49339; Y10T29/49341
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1883519A
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US2013622A
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US2394353A
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US2511858A
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US2656146A
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US2559131A
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US2762114A
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US2708564A
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US2787049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |